<template>
  <div>
    <div style="margin: 10px 0">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
<!--      <el-input style="width: 200px" placeholder="请输入" suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>-->
<!--      <el-input style="width: 200px" placeholder="请输入" suffix-icon="el-icon-position" class="ml-5" v-model="address"></el-input>-->
      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
      <el-button type="warning" @click="reset">重置</el-button>
    </div>

    <div style="margin: 10px 0">
      <el-radio-group v-model="status" @change="load">
        <el-radio-button :label="null">全部</el-radio-button>
        <el-radio-button :label="2">未审核</el-radio-button>
        <el-radio-button :label="1">已通过</el-radio-button>
        <el-radio-button :label="-1">未通过</el-radio-button>
      </el-radio-group>
    </div>

    <div style="margin: 10px 0">
      <el-button type="primary" @click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
      <el-popconfirm
          class="ml-5"
          confirm-button-text='确定'
          cancel-button-text='我再想想'
          icon="el-icon-info"
          icon-color="red"
          title="您确定批量删除这些数据吗？"
          @confirm="delBatch"
      >
        <el-button type="danger" slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
      </el-popconfirm>
      <!-- <el-upload action="http://localhost:9090/articles/import" :show-file-list="false" accept="xlsx" :on-success="handleExcelImportSuccess" style="display: inline-block">
        <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>
      </el-upload>
      <el-button type="primary" @click="exp" class="ml-5">导出 <i class="el-icon-top"></i></el-button> -->
    </div>

    <el-table :data="tableData" border stripe :header-cell-class-name="'headerBg'"  @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55"></el-table-column>
      <el-table-column prop="id" label="ID" width="80" sortable></el-table-column>
      <el-table-column prop="authorId" label="作者ID"></el-table-column>
      <el-table-column prop="categoryId" label="分类ID"></el-table-column>
      <el-table-column prop="collections" label="收藏数"></el-table-column>
      <el-table-column prop="comments" label="评论数"></el-table-column>
      <el-table-column prop="content" label="文章内容">
        <template slot-scope="scope">
          <el-tooltip :content="scope.row.content" placement="top">
            <span>{{ scope.row.content ? scope.row.content.substring(0, 30) + '...' : '' }}</span>
          </el-tooltip>
        </template>
      </el-table-column>
      <el-table-column label="图片" width="180"><template slot-scope="scope"><el-image style="width: 100px; height: 100px" :src="scope.row.img" :preview-src-list="[scope.row.img]"></el-image></template></el-table-column>
      <el-table-column label="正文图片" width="180"><template slot-scope="scope"><el-image style="width: 100px; height: 100px" :src="scope.row.cover" :preview-src-list="[scope.row.cover]"></el-image></template></el-table-column>
      <el-table-column prop="likes" label="点赞数"></el-table-column>
      <el-table-column prop="tags" label="标签"></el-table-column>
      <el-table-column label="状态" width="130">
        <template slot-scope="scope">
          <el-tag v-if="scope.row.status === 2" type="warning">待审核</el-tag>
          <el-tag v-else-if="scope.row.status === 1" type="success">已通过</el-tag>
          <el-tag v-else-if="scope.row.status === -1" type="danger">未通过</el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="summary" label="文章摘要">
        <template slot-scope="scope">
          <el-tooltip :content="scope.row.summary" placement="top">
            <span>{{ scope.row.summary ? scope.row.summary.substring(0, 30) + '...' : '' }}</span>
          </el-tooltip>
        </template>
      </el-table-column>
      <el-table-column prop="time" label="创建时间"></el-table-column>
      <el-table-column prop="title" label="文章标题"></el-table-column>
      <el-table-column prop="views" label="浏览量"></el-table-column>

      <el-table-column label="操作" width="280" align="center">
        <template slot-scope="scope">
          <el-button type="success" @click="handleEdit(scope.row)">编辑 <i class="el-icon-edit"></i></el-button>
          <el-button type="primary" v-if="scope.row.status === 2" @click="handleAudit(scope.row.id, 1)">通过</el-button>
          <el-button type="danger" v-if="scope.row.status === 2" @click="handleAudit(scope.row.id, -1)">拒绝</el-button>
          <el-popconfirm
              class="ml-5"
              confirm-button-text='确定'
              cancel-button-text='我再想想'
              icon="el-icon-info"
              icon-color="red"
              title="您确定删除吗？"
              @confirm="del(scope.row.id)"
          >
            <el-button type="danger" slot="reference">删除 <i class="el-icon-remove-outline"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[2, 5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title="信息" :visible.sync="dialogFormVisible" width="40%" :close-on-click-modal="false">
      <el-form label-width="120px" size="small" style="width: 80%; margin: 0 auto">
        <el-form-item prop="authorId" label="作者ID">
          <el-input v-model="form.authorId" autocomplete="off" ></el-input>
        </el-form-item>
        <el-form-item prop="categoryId" label="分类">
          <el-select v-model="form.categoryId" placeholder="请选择分类">
            <el-option
              v-for="item in categories"
              :key="item.id"
              :label="item.name"
              :value="item.id">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item prop="collections" label="收藏数">
          <el-input v-model="form.collections" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item prop="comments" label="评论数">
          <el-input v-model="form.comments" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item prop="title" label="文章标题">
          <el-input v-model="form.title" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item prop="content" label="文章内容">
          <el-input type="textarea" v-model="form.content" autocomplete="off" :rows="4"></el-input>
        </el-form-item>
        <el-form-item prop="img" label="封面图URL">
          <el-upload action="http://localhost:9090/file/upload" ref="img" :on-success="handleImgUploadSuccess">
            <el-button size="small" type="primary">点击上传</el-button>
          </el-upload>
        </el-form-item>
        <el-form-item prop="cover" label="正文图URL">
          <el-upload action="http://localhost:9090/file/upload" ref="cover" :on-success="handleCoverUploadSuccess">
            <el-button size="small" type="primary">点击上传</el-button>
          </el-upload>
        </el-form-item>
        <el-form-item prop="likes" label="点赞数">
          <el-input v-model="form.likes" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item prop="status" label="状态">
          <el-input v-model="form.status" autocomplete="off" disabled></el-input>
        </el-form-item>
        <el-form-item prop="summary" label="文章摘要">
          <el-input type="textarea" v-model="form.summary" autocomplete="off" :rows="4"></el-input>
        </el-form-item>
        <el-form-item prop="summary" label="标签">
          <el-input  v-model="form.tags" autocomplete="off" :rows="4"></el-input>
        </el-form-item>
        <el-form-item prop="time" label="创建时间">
          <el-date-picker v-model="form.time" type="datetime" value-format="yyyy-MM-dd HH:mm:ss" placeholder="选择日期时间"></el-date-picker>
        </el-form-item>
        <el-form-item prop="views" label="浏览量">
          <el-input v-model="form.views" autocomplete="off"></el-input>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
export default {
  
  name: "Articles",
  data() {
    const userStr = localStorage.getItem("user");
    let userId = null;
    try {
      if (userStr) {
        userId = JSON.parse(userStr).id;
      }
    } catch (e) {
      console.error('解析用户信息失败:', e);
    }
    
    return {
      tableData: [],
      total: 0,
      pageNum: 1,
      pageSize: 10,
      name: "",
      status: null,
      form: {
        status: 2,  // 新建文章默认为待审核状态
        authorId: userId
      },
      categories: [],
      dialogFormVisible: false,
      multipleSelection: [],
      user: userStr ? JSON.parse(userStr) : {}
    }
  },
  created() {
    this.load()
    this.loadCategories()
    
  },
  methods: {
    loadCategories() {
      this.request.get("/api/categories/list").then(res => {
        this.categories = res.data
      })
    },
    load() {
      let params = {
        pageNum: this.pageNum,
        pageSize: this.pageSize,
        name: this.name
      }
      if (this.status !== null) {
        params.status = this.status
      }
      this.request.get("/articles/page", {
        params: params
      }).then(res => {
        this.tableData = res.data.records
        this.total = res.data.total
      })
    },
    save() {
      this.request.post("/articles", this.form).then(res => {
        console.log('000',this.form);
        
        if (res.code === '200') {
          this.$message.success("保存成功")
          this.dialogFormVisible = false
          this.load()
        } else {
          this.$message.error("保存失败")
        }
      })
    },
    handleAdd() {
      this.dialogFormVisible = true
      this.form = {
        status: 2,  // 新建文章默认为待审核状态
        authorId: JSON.parse(localStorage.getItem("user")).id
      }
      this.$nextTick(() => {
        if(this.$refs.img) {
           this.$refs.img.clearFiles();
         }
         if(this.$refs.file) {
          this.$refs.file.clearFiles();
         }
      })
    },
    handleEdit(row) {
      this.form = JSON.parse(JSON.stringify(row))
      this.dialogFormVisible = true
       this.$nextTick(() => {
         if(this.$refs.img) {
           this.$refs.img.clearFiles();
         }
         if(this.$refs.file) {
          this.$refs.file.clearFiles();
         }
       })
    },
    del(id) {
      this.request.delete("/articles/" + id).then(res => {
        if (res.code === '200') {
          this.$message.success("删除成功")
          this.load()
        } else {
          this.$message.error("删除失败")
        }
      })
    },
    handleSelectionChange(val) {
      console.log(val)
      this.multipleSelection = val
    },
    delBatch() {
      if (!this.multipleSelection.length) {
        this.$message.error("请选择需要删除的数据")
        return
      }
      let ids = this.multipleSelection.map(v => v.id)  // [{}, {}, {}] => [1,2,3]
      this.request.post("/articles/del/batch", ids).then(res => {
        if (res.code === '200') {
          this.$message.success("批量删除成功")
          this.load()
        } else {
          this.$message.error("批量删除失败")
        }
      })
    },
    reset() {
      this.name = ""
      this.status = null
      this.load()
    },
    handleSizeChange(pageSize) {
      console.log(pageSize)
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {
      console.log(pageNum)
      this.pageNum = pageNum
      this.load()
    },
    handleFileUploadSuccess(res) {
      this.form.file = res
    },
    handleImgUploadSuccess(res) {
      this.form.img = res
    },

    handleCoverUploadSuccess(res) {
      this.form.cover = res
    },
    download(url) {
      window.open(url)
    },
    exp() {
      window.open("http://localhost:9090/articles/export")
    },
    handleExcelImportSuccess() {
      this.$message.success("导入成功")
      this.load()
    },
    handleAudit(id, status) {
      this.request.post("/articles/audit", {
        id: id,
        status: status
      }).then(res => {
        if (res.code === '200') {
          this.$message.success(status === 1 ? "审核通过成功" : "审核拒绝成功")
          this.load()
        } else {
          this.$message.error("操作失败")
        }
      })
    }
  }
}
</script>


<style>
.headerBg {
  background: #eee!important;
}
</style>
